{"id":568,"date":"2025-11-25T15:21:06","date_gmt":"2025-11-25T07:21:06","guid":{"rendered":"https:\/\/hsiang.cc\/?p=568"},"modified":"2025-11-25T15:24:01","modified_gmt":"2025-11-25T07:24:01","slug":"gnss%e7%ad%86%e8%a8%98%e5%8e%9f%e5%ad%90%e9%90%98%ef%bc%9a%e9%82%a3%e5%80%8b%e8%ae%93%e8%a1%9b%e6%98%9f%e5%ae%9a%e4%bd%8d%e6%ba%96%e7%a2%ba%e7%9a%84%e7%a5%9e%e7%a7%98%e8%a8%88%e6%99%82%e5%99%a8","status":"publish","type":"post","link":"https:\/\/hsiang.cc\/?p=568","title":{"rendered":"[GNSS\u7b46\u8a18]\u539f\u5b50\u9418\uff1a\u8b93\u885b\u661f\u5b9a\u4f4d\u6e96\u78ba\u7684\u795e\u5668"},"content":{"rendered":"<p>\u5728\u7814\u7a76GNSS\u7cfb\u7d71\u6642\uff0c\u7d93\u5e38\u770b\u5230\u300c\u539f\u5b50\u9418\u300d\u9019\u500b\u8a5e\u3002\u60f3\u8d77\u570b\u4e2d\u8ab2\u672c\u4f3c\u4e4e\u6709\u63d0\u904e\uff0c\u4f46\u7576\u6642\u53ea\u662f\u5306\u5306\u5e36\u904e\u3002\u51fa\u65bc\u597d\u5947\u5fc3\uff0c\u5c31\u67e5\u4e86\u4e00\u4e9b\u8cc7\u6599\uff0c\u767c\u73fe\u9019\u500b\u770b\u4f3c\u9ad8\u6df1\u7684\u6280\u8853\u5176\u5be6\u6709\u8457\u975e\u5e38\u6709\u8da3\u7684\u539f\u7406\u3002\u4eca\u5929\u5c31\u4f86\u5206\u4eab\u4e00\u4e0b\uff01<\/p>\n<hr \/>\n<h2>\u4e00\u3001GPS\u70ba\u4ec0\u9ebc\u9700\u8981\u9019\u9ebc\u7cbe\u78ba\u7684\u6642\u9593\uff1f<\/h2>\n<p>\u5728\u4e86\u89e3\u539f\u5b50\u9418\u4e4b\u524d\uff0c\u6211\u5011\u5148\u4f86\u770b\u770b\u70ba\u4ec0\u9ebcGPS\u885b\u661f\u9700\u8981\u5982\u6b64\u7cbe\u78ba\u7684\u6642\u9593\u3002<\/p>\n<p><!--more--><\/p>\n<h3>GPS\u5b9a\u4f4d\u7684\u6838\u5fc3\u539f\u7406<\/h3>\n<p>GPS\u5b9a\u4f4d\u4f7f\u7528\u7684\u662f<strong>\u4e09\u89d2\u6e2c\u91cf\u6cd5<\/strong>\uff1a\u900f\u904e\u6e2c\u91cf\u96fb\u78c1\u6ce2\u4fe1\u865f\u5f9e\u885b\u661f\u5230\u63a5\u6536\u5668\u7684\u50b3\u64ad\u6642\u9593\uff0c\u8a08\u7b97\u51fa\u8ddd\u96e2\uff0c\u518d\u7528\u591a\u9846\u885b\u661f\u7684\u8ddd\u96e2\u8cc7\u8a0a\u4f86\u5b9a\u4f4d\u60a8\u7684\u4f4d\u7f6e\u3002<\/p>\n<h3>\u6642\u9593\u8aa4\u5dee\u5e36\u4f86\u7684\u8ddd\u96e2\u8aa4\u5dee<\/h3>\n<p>\u9019\u88e1\u6709\u500b\u95dc\u9375\u554f\u984c\uff1a<\/p>\n<ul>\n<li><strong>\u96fb\u78c1\u6ce2\u901f\u5ea6<\/strong>\uff1a300,000,000 \u516c\u5c3a\/\u79d2\uff08\u5149\u901f\uff09<\/li>\n<li><strong>\u5982\u679c\u6642\u9593\u8aa4\u5dee 1 \u5fae\u79d2<\/strong>\uff08\u767e\u842c\u5206\u4e4b\u4e00\u79d2\uff09<\/li>\n<li><strong>\u8ddd\u96e2\u8aa4\u5dee\u5c31\u662f<\/strong>\uff1a300 \u516c\u5c3a\uff01<\/li>\n<\/ul>\n<p>\u60f3\u50cf\u4e00\u4e0b\uff0c\u5982\u679cGPS\u544a\u8a34\u60a8\u5728\u67d0\u68df\u5927\u6a13\u88e1\uff0c\u4f46\u5be6\u969b\u4e0a\u60a8\u5728300\u516c\u5c3a\u5916\u7684\u53e6\u4e00\u689d\u8857\u4e0a\u22ef\u22ef\u9019\u5c31\u662f\u70ba\u4ec0\u9ebcGPS\u885b\u661f\u9700\u8981<strong>\u7d0d\u79d2\u7d1a<\/strong>\uff08\u5341\u5104\u5206\u4e4b\u4e00\u79d2\uff09\u7684\u6642\u9593\u7cbe\u5ea6\u3002<\/p>\n<blockquote><p>\n  <strong>\u5c0f\u77e5\u8b58<\/strong>\uff1aGPS\u7cfb\u7d71\u9700\u8981\u81f3\u5c114\u9846\u885b\u661f\u624d\u80fd\u7cbe\u78ba\u5b9a\u4f4d\uff0c\u5176\u4e2d3\u9846\u7528\u65bc\u7a7a\u9593\u5b9a\u4f4d\uff0c\u7b2c4\u9846\u7528\u65bc\u6821\u6b63\u6642\u9593\u8aa4\u5dee\u3002\n<\/p><\/blockquote>\n<div align=\"center\">\n  <img decoding=\"async\" src=\"https:\/\/hsiang.cc\/wp-content\/uploads\/2025\/11\/wp_editor_md_844e0f02dc1da8312403305377e769f5.jpg\"  width=\"400\">\n<\/div>\n<hr \/>\n<h2>\u4e8c\u3001\u539f\u5b50\u9418\u5230\u5e95\u662f\u4ec0\u9ebc\uff1f<\/h2>\n<h3>\u57fa\u672c\u539f\u7406\uff1a\u5927\u81ea\u7136\u6700\u7a69\u5b9a\u7684\u7bc0\u62cd\u5668<\/h3>\n<p>\u539f\u5b50\u9418\u7684\u6838\u5fc3\u6982\u5ff5\u5176\u5be6\u5f88\u7c21\u55ae\uff1a<strong>\u5229\u7528\u539f\u5b50\u5167\u90e8\u96fb\u5b50\u7684\u898f\u5f8b\u6027\u300c\u8df3\u8e8d\u300d\u4f86\u8a08\u6642<\/strong>\u3002<\/p>\n<p>\u60f3\u50cf\u539f\u5b50\u5c31\u50cf\u4e00\u500b\u5fae\u5c0f\u7684\u6a02\u5668\uff0c\u96fb\u5b50\u5728\u4e0d\u540c\u7684\u300c\u97f3\u968e\u300d\uff08\u80fd\u7d1a\uff09\u4e4b\u9593\u8df3\u52d5\u3002\u7576\u96fb\u5b50\u5f9e\u9ad8\u80fd\u7d1a\u8df3\u5230\u4f4e\u80fd\u7d1a\u6642\uff0c\u6703\u767c\u51fa\u56fa\u5b9a\u983b\u7387\u7684\u300c\u97f3\u7b26\u300d\uff08\u96fb\u78c1\u6ce2\uff09\u3002<\/p>\n<h3>\u92ab-133\u539f\u5b50\uff1a\u570b\u969b\u6a19\u6e96\u79d2\u7684\u57fa\u6e96<\/h3>\n<p>\u6700\u5e38\u7528\u7684\u662f<strong>\u92ab-133\u539f\u5b50<\/strong>\uff1a<\/p>\n<ul>\n<li><strong>\u7279\u5b9a\u7684\u96fb\u5b50\u8e8d\u9077\u983b\u7387<\/strong>\uff1a9,192,631,770 Hz\uff08\u7d049.2 GHz\uff09<\/li>\n<li>\u9019\u500b\u6578\u5b57\u88ab\u5b9a\u7fa9\u70ba<strong>\u570b\u969b\u6a19\u6e96\u79d2\u7684\u57fa\u6e96<\/strong><\/li>\n<li>\u4e5f\u5c31\u662f\u8aaa\uff0c\u9019\u500b\u983b\u7387\u632f\u76ea 9,192,631,770 \u6b21 = 1 \u79d2<\/li>\n<\/ul>\n<h3>\u539f\u5b50\u9418\u7684\u5de5\u4f5c\u6d41\u7a0b\uff08\u7c21\u5316\u7248\uff09<\/h3>\n<ol>\n<li><strong>\u88fd\u9020\u92ab\u539f\u5b50\u675f<\/strong>\uff1a\u5c31\u50cf\u88fd\u9020\u4e00\u689d\u539f\u5b50\u7684\u300c\u6cb3\u6d41\u300d<\/li>\n<li><strong>\u7528\u5fae\u6ce2\u300c\u8abf\u97f3\u300d<\/strong>\uff1a\u627e\u5230\u8b93\u539f\u5b50\u7522\u751f\u5171\u632f\u7684\u7cbe\u78ba\u983b\u7387<\/li>\n<li><strong>\u9396\u5b9a\u983b\u7387<\/strong>\uff1a\u628a\u632f\u76ea\u5668\u8abf\u6574\u5230\u9019\u500b\u983b\u7387<\/li>\n<li><strong>\u958b\u59cb\u8a08\u6642<\/strong>\uff1a\u6578\u632f\u76ea\u6b21\u6578\u4f86\u6e2c\u91cf\u6642\u9593\n<p><img decoding=\"async\" src=\"https:\/\/hsiang.cc\/wp-content\/uploads\/2025\/11\/wp_editor_md_95a497d2dde564125aeff7eaa2745daa.jpg\"  width=\"400\">\n<\/div>\n<\/p>\n<\/li>\n<\/ol>\n<hr \/>\n<h2>\u4e09\u3001\u70ba\u4ec0\u9ebc\u539f\u5b50\u9418\u9019\u9ebc\u6e96\uff1f<\/h2>\n<h3>1. \u7269\u7406\u5b9a\u5f8b\u7684\u4fdd\u8b49<\/h3>\n<p>\u539f\u5b50\u7684\u5167\u90e8\u7d50\u69cb\u662f\u7531\u57fa\u672c\u7269\u7406\u5e38\u6578\u6c7a\u5b9a\u7684\uff0c\u9019\u4e9b\u5e38\u6578\u5728\u5b87\u5b99\u4e2d\u662f\u4e0d\u8b8a\u7684\u3002\u5c31\u50cf\u5713\u5468\u7387\u03c0\u6c38\u9060\u7b49\u65bc3.14159\u22ef\u22ef\u4e00\u6a23\uff0c\u92ab\u539f\u5b50\u7684\u8e8d\u9077\u983b\u7387\u4e5f\u6c38\u9060\u662f\u90a3\u500b\u56fa\u5b9a\u503c\u3002<\/p>\n<h3>2. \u8d85\u9ad8\u983b\u7387\u7684\u512a\u52e2<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u8a08\u6642\u88dd\u7f6e<\/th>\n<th>\u983b\u7387<\/th>\n<th>\u76f8\u5c0d\u7cbe\u5ea6<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u50b3\u7d71\u77f3\u82f1\u9418<\/td>\n<td>32,768 Hz<\/td>\n<td>\u6bcf\u6708\u8aa4\u5dee\u6578\u79d2<\/td>\n<\/tr>\n<tr>\n<td>\u92ab\u539f\u5b50\u9418<\/td>\n<td>9,192,631,770 Hz<\/td>\n<td>300\u842c\u5e74\u8aa4\u5dee1\u79d2<\/td>\n<\/tr>\n<tr>\n<td>\u5149\u5b78\u539f\u5b50\u9418<\/td>\n<td>\u7d04500 THz<\/td>\n<td>138\u5104\u5e74\u8aa4\u5dee\u4e0d\u52301\u79d2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u983b\u7387\u8d8a\u9ad8\uff0c\u8a08\u6642\u7cbe\u5ea6\u8d8a\u597d\u3002\u9019\u5c31\u50cf\u7528\u66f4\u7d30\u7684\u523b\u5ea6\u5c3a\u6e2c\u91cf\u9577\u5ea6\u4e00\u6a23\u3002<\/p>\n<h3>3. \u5148\u9032\u7684\u74b0\u5883\u63a7\u5236<\/h3>\n<p>\u73fe\u4ee3\u539f\u5b50\u9418\u6703\uff1a<br \/>\n- \u2713 \u5c4f\u853d\u5916\u754c\u78c1\u5834\u5e72\u64fe<br \/>\n- \u2713 \u7cbe\u78ba\u63a7\u5236\u6eab\u5ea6<br \/>\n- \u2713 \u5728\u771f\u7a7a\u4e2d\u5de5\u4f5c<br \/>\n- \u2713 \u88dc\u511f\u76f8\u5c0d\u8ad6\u6548\u61c9\uff08\u6642\u9593\u81a8\u8139\uff09<\/p>\n<h3>\u6e96\u78ba\u5ea6\u6709\u591a\u8a87\u5f35\uff1f<\/h3>\n<ul>\n<li><strong>\u4e00\u822c\u92ab\u539f\u5b50\u9418<\/strong>\uff1a300\u842c\u5e74\u8aa4\u5dee1\u79d2<\/li>\n<li><strong>\u6700\u5148\u9032\u7684\u5149\u5b78\u539f\u5b50\u9418<\/strong>\uff1a\u5b87\u5b99\u8a95\u751f\u81f3\u4eca\uff08138\u5104\u5e74\uff09\u8aa4\u5dee\u4e0d\u52301\u79d2<\/li>\n<\/ul>\n<hr \/>\n<h2>\u56db\u3001\u539f\u5b50\u9418\u6703\u7206\u70b8\u55ce\uff1f\ud83d\ude05<\/h2>\n<p>\u770b\u5230\u300c\u539f\u5b50\u300d\u5169\u500b\u5b57\uff0c\u5f88\u591a\u4eba\u6703\u806f\u60f3\u5230\u539f\u5b50\u5f48\u3002\u4f46\u9019\u5b8c\u5168\u662f\u5169\u56de\u4e8b\uff01<\/p>\n<table>\n<thead>\n<tr>\n<th>\u6bd4\u8f03\u9805\u76ee<\/th>\n<th>\u539f\u5b50\u9418<\/th>\n<th>\u539f\u5b50\u5f48<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u6d89\u53ca\u90e8\u5206<\/strong><\/td>\n<td>\u96fb\u5b50\uff08\u539f\u5b50\u5916\u5c64\uff09<\/td>\n<td>\u539f\u5b50\u6838\uff08\u539f\u5b50\u4e2d\u5fc3\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u7269\u7406\u904e\u7a0b<\/strong><\/td>\n<td>\u96fb\u5b50\u80fd\u7d1a\u8e8d\u9077<\/td>\n<td>\u6838\u5206\u88c2\/\u6838\u878d\u5408<\/td>\n<\/tr>\n<tr>\n<td><strong>\u80fd\u91cf\u7d1a\u5225<\/strong><\/td>\n<td>\u5fae\u6ce2\u80fd\u91cf\uff08\u6975\u4f4e\uff09<\/td>\n<td>\u6838\u80fd\uff08\u6975\u9ad8\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u4f7f\u7528\u6750\u6599<\/strong><\/td>\n<td>\u7a69\u5b9a\u540c\u4f4d\u7d20\uff08\u92ab-133\uff09<\/td>\n<td>\u653e\u5c04\u6027\u6750\u6599\uff08\u923e-235\u7b49\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5b89\u5168\u6027<\/strong><\/td>\n<td>\u6bd4\u624b\u6a5f\u9084\u5b89\u5168<\/td>\n<td>\u6975\u5ea6\u5371\u96aa<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u7d50\u8ad6\uff1a\u539f\u5b50\u9418\u4f7f\u7528\u7684\u662f\u539f\u5b50\u7684\u300c\u6eab\u548c\u300d\u7279\u6027\uff0c\u5b8c\u5168\u6c92\u6709\u8f3b\u5c04\u6216\u7206\u70b8\u98a8\u96aa\u3002<\/strong><\/p>\n<hr 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\u96fb\u529b\u7cfb\u7d71<\/h4>\n<ul>\n<li>\u96fb\u7db2\u540c\u6b65\u904b\u884c<\/li>\n<li>\u667a\u6167\u96fb\u7db2\u7ba1\u7406<\/li>\n<\/ul>\n<h3>\u79d1\u5b78\u7814\u7a76<\/h3>\n<ul>\n<li><strong>\u76f8\u5c0d\u8ad6\u9a57\u8b49<\/strong>\uff1a\u6e2c\u8a66\u611b\u56e0\u65af\u5766\u7684\u7406\u8ad6\u9810\u6e2c<\/li>\n<li><strong>\u57fa\u672c\u5e38\u6578\u6e2c\u91cf<\/strong>\uff1a\u6aa2\u9a57\u7269\u7406\u5b9a\u5f8b\u662f\u5426\u96a8\u6642\u9593\u6539\u8b8a<\/li>\n<li><strong>\u91cd\u529b\u6ce2\u63a2\u6e2c<\/strong>\uff1aLIGO\u7b49\u5be6\u9a57\u9700\u8981\u8d85\u7cbe\u78ba\u8a08\u6642<\/li>\n<li><strong>\u6df1\u7a7a\u63a2\u6e2c<\/strong>\uff1a\u706b\u661f\u63a2\u6e2c\u5668\u7684\u7cbe\u78ba\u5b9a\u4f4d\n<p><img decoding=\"async\" src=\"https:\/\/hsiang.cc\/wp-content\/uploads\/2025\/11\/wp_editor_md_db0e1c0c12f1345277270313d7df79bf.jpg\"  width=\"400\">\n<\/div>\n<\/p>\n<\/li>\n<\/ul>\n<hr 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